Not certain if you are speaking of betrayal trauma Sun but for me it is like a raping of the soul. I give my all to someone, am vulnerable to them and they systematically violate my soul. All the while I am smiling because I have handed over my trust. I am blinded to it. Until I am not.How does it feel to you?
Here is a link that you may be interested in.
http://dynamic.uoregon.edu/jjf/
https://www.myptsd.com/threads/malevolent-abuse.51851/#post-827182